Synonyms & related words for astronaut

Find synonyms, related words, and the definition of astronaut — including spaceman, cosmonaut, aeronaut, rocketeer, martian, aviator. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to astronaut

Explore words related to astronaut — words associated with it, words that go with it, and its nearest matches in meaning. Related words include spacewoman, spacewalker, astronautic, astronautical, cosmonautics, spaceflight, spacecraft, spacesuit. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for astronaut

Common synonyms for astronaut include spaceman, cosmonaut, aeronaut, rocketeer, martian, aviator, pilot — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does astronaut come from?

The word astronaut breaks down into 2 roots of Greek origin: astro-, from Greek astron (“star”); and -naut, from Greek nautes (“sailor”). Explore each root to see other English words built from the same source.